Home / 1,149,060,671.15-1,723,833,107.82-372,645,791.46

Finding the Fourth Proportional to 1,149,060,671.15, 1,723,833,107.82 and 372,645,791.46

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Solution

The fourth proportional to 1,149,060,671.15, 1,723,833,107.82 and 372,645,791.46 is: 559,047,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,060,671.15 : 1,723,833,107.82 = 372,645,791.46 : x
  2. Step 2: Convert to fraction form
    1,149,060,671.15/1,723,833,107.82 = 372,645,791.46/x
  3. Step 3: Cross multiply
    1,149,060,671.15x = 1,723,833,107.82 × 372,645,791.46
  4. Step 4: Simplify right side
    1,149,060,671.15x = 642,379,152,808,535,296
  5. Step 5: Solve for x
    x = 642,379,152,808,535,296/1,149,060,671.15
  6. Step 6: Final answer
    x = 559,047,201.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.